Sodium Benzoate

Caution PreservativeSynthetic

Sodium Benzoate is a synthetic preservative used in dietary supplements. Safety rating: Caution. Some individuals may want to exercise caution — consult a healthcare provider if concerned. Found in 14 supplements in the GoodSupp database. A synthetic preservative used to prevent microbial growth.

14 Products use this
Caution Safety rating
Preservative Category
No Natural origin

Safety Verdict: Caution

Can form benzene (a carcinogen) when combined with vitamin C (ascorbic acid) under certain conditions.

What is Sodium Benzoate?

A synthetic preservative used to prevent microbial growth.

Common Names Sodium Benzoate, E211
Type Preservative
Origin Synthetic / Manufactured
Safety Rating Caution

Why is Sodium Benzoate used in supplements?

Prevents bacterial and fungal growth in liquid supplements.

Role in supplements: Preservative — extends shelf life by preventing bacterial growth or oxidation.

Should you be concerned about Sodium Benzoate?

Worth noting. Sodium Benzoate has some considerations that certain consumers should be aware of, though it is used widely in the supplement industry.

Can form benzene (a carcinogen) when combined with vitamin C (ascorbic acid) under certain conditions.

Review recommended. Consider your individual health situation and consult a healthcare provider if concerned.

Top-rated products containing Sodium Benzoate

These 14 highest-scoring supplements in our database use Sodium Benzoate.

Related Ingredients
Frequently Asked Questions
Is Sodium Benzoate safe in supplements?

Sodium Benzoate carries a caution rating in supplements. While it is widely used in the industry, there are some considerations consumers should be aware of. This doesn't necessarily mean it's dangerous, but rather that certain populations (such as pregnant women, children, or people with specific health conditions) may want to exercise extra care. Can form benzene (a carcinogen) when combined with vitamin C (ascorbic acid) under certain conditions. In GoodSupp's database, 14 products contain this ingredient. Consult your healthcare provider if you have specific concerns.

What is Sodium Benzoate and why is it in my supplement?

A synthetic preservative used to prevent microbial growth. As a preservative, it extends shelf life by preventing bacterial growth, oxidation, or degradation of active ingredients. It appears in 14 products in the GoodSupp database.

Is Sodium Benzoate natural or synthetic?

Sodium Benzoate is synthetically produced, meaning it is manufactured through chemical processes rather than directly extracted from natural sources. Synthetic ingredients are extremely common in supplements and are not inherently less safe than natural alternatives. In many cases, synthetic production allows for higher purity and more consistent quality. The FDA regulates both natural and synthetic supplement ingredients under the same safety standards. GoodSupp rates ingredients based on their actual safety data regardless of whether they're natural or synthetic.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.